Mozilla Firefox 42 HTTP/2 Frame Underflow numeric error

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Mozilla Firefox 42. This affects an unknown function of the component HTTP/2 Frame Handler. This manipulation causes numeric error (Underflow). This vulnerability appears as CVE-2015-7219. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Mozilla Firefox 42 (Web Browser). Affected by this vulnerability is some unknown processing of the component HTTP/2 Frame Handler. The manipulation with an unknown input leads to a numeric error vulnerability (Underflow). The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability.

The weakness was presented 12/15/2015 by Stuart Larsen (musicDespiteEverything) as MFSA2015-142 as confirmed security advisory (Website). The advisory is shared at mozilla.org. This vulnerability is known as CVE-2015-7219 since 09/16/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The advisory points out:

Security researcher Stuart Larsen reported two issues with HTTP/2 resulting in integer underflows that lead to intentional aborts when the errors are detected.

The vulnerability scanner Nessus provides a plugin with the ID 87385 (FreeBSD : mozilla -- multiple vulnerabilities (2c2d1c39-1396-459a-91f5-ca03ee7c64c6)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168484 (OpenSuSE Security Update for seamonkey (openSUSE-SU-2016:0307-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (87385), SecurityFocus (BID 79280†) and Vulnerability Center (SBV-55303†). See VDB-79805, VDB-79806, VDB-79807 and VDB-79808 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Underflow
Class: Numeric error / Underflow
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87385
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (2c2d1c39-1396-459a-91f5-ca03ee7c64c6)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803852
OpenVAS Name: Mozilla Firefox Multiple Vulnerabilities - Dec15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

09/16/2015 🔍
12/15/2015 +90 days 🔍
12/15/2015 +0 days 🔍
12/15/2015 +0 days 🔍
12/15/2015 +0 days 🔍
12/16/2015 +1 days 🔍
12/16/2015 +0 days 🔍
12/16/2015 +0 days 🔍
12/16/2015 +0 days 🔍
07/01/2022 +2389 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2015-142
Researcher: Stuart Larsen (musicDespiteEverything)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7219 (🔍)
GCVE (CVE): GCVE-0-2015-7219
GCVE (VulDB): GCVE-100-79813
SecurityFocus: 79280 - Mozilla Firefox Multiple Security Vulnerabilities
SecurityTracker: 1034426
Vulnerability Center: 55303 - Mozilla Firefox <43 Remote DoS via HTTP2 Header PushPromse Frame - CVE-2015-7219, Medium

See also: 🔍

Entryinfo

Created: 12/16/2015 11:33
Updated: 07/01/2022 08:53
Changes: 12/16/2015 11:33 (70), 05/15/2018 09:16 (11), 07/01/2022 08:53 (4)
Complete: 🔍
Cache ID: 216::103

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